Home / 179,186,679.20-268,780,018.80-88,487,415.20

Finding the Fourth Proportional to 179,186,679.20, 268,780,018.80 and 88,487,415.20

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Solution

The fourth proportional to 179,186,679.20, 268,780,018.80 and 88,487,415.20 is: 132,731,122.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,186,679.20 : 268,780,018.80 = 88,487,415.20 : x
  2. Step 2: Convert to fraction form
    179,186,679.20/268,780,018.80 = 88,487,415.20/x
  3. Step 3: Cross multiply
    179,186,679.20x = 268,780,018.80 × 88,487,415.20
  4. Step 4: Simplify right side
    179,186,679.20x = 23,783,649,121,019,408
  5. Step 5: Solve for x
    x = 23,783,649,121,019,408/179,186,679.20
  6. Step 6: Final answer
    x = 132,731,122.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.